Handheld computer



FIG. 1 is a front, top and left side perspective view of a handheld computer showing our new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a top plan elevational view thereof;

FIG. 4 is a bottom plan elevational view thereof;

FIG. 5 is a front elevational view thereof;

FIG. 6 is a rear side elevational view thereof; and,

FIG. 7 is a left side elevational view thereof. 

The ornamental design for a handheld computer, as shown. 